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le vendredi 19 octobre 2018, à 23:14. Posté par David

Gloomy tales http://www.kalayojan.com/ed-euro365com-eb64.pdf healthyand-happy.com Ernst Frankel, an emeritus mechanical engineering professor at MIT who also designed a tube-based high speed public transit system in the mid '90s that would link Boston and New York, said, "He [Musk] proposes a speed of over 700 miles per hour. That's almost the speed of sound, and that runs risks. It took us decades to get trains to break the sound barrier, and we still don't run passenger trains above that speed."

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Mes poèmes - Forum - Livre d'or - Liens - Moi